| Impeller Type | Central / off center Baffles: 0 / 2 / 3 / 4 Blades: 2 / 3 / 4 Stages: 1 |
|---|---|
| Flow Direction | Radial |
| Preferred Arrangement | Center Mounted |
| Blending | • • |
| Suspending | • • |
| Dispersing | • • |
| Heat Transfer | • • • |
| Gassing | • • |
| Flow Range | Turbulent / Transitional |
| Viscosity Range | 1 - 50000 |
| Features | - Universal mixing impeller for a wide viscosity range - Variable blade angles (standard versions with 20° to 45°) |
| Diameter Ratio | 0.5 - 0.8 [d1 / d2] |
| Speed | 300 - 1500 |
| Tip Speed | 5 - 20 [ft/s] |
Hydrofoil agitators, also known as marine-style agitators or axial flow impellers, are widely used in various industries for their efficient mixing capabilities. These agitators are characterized by their unique blade design, resembling the shape of a hydrofoil, which creates axial flow patterns within the mixing vessel. Here are some key features and characteristics of hydrofoil impellers:
Due to their efficient mixing performance, versatility, and energy efficiency, hydrofoil agitators are commonly used in industrial processes where effective agitation, blending, and mass transfer are essential. The design and operating characteristics of hydrofoil agitators make them valuable tools in a wide range of applications across different industries.
Hydrofoil agitators are widely used in various industries for their efficient mixing capabilities and ability to handle a wide range of fluid viscosities. Here are some common industries where hydrofoil impellers are extensively employed:
Hydrofoil agitators are selected for their ability to handle a wide range of fluid viscosities, efficient mixing capabilities, and high shear capabilities. Their design allows for effective axial flow mixing, making them valuable tools in various industrial processes where agitation, blending, and solids suspension are critical. The versatility and scalability of hydrofoil impellers make them suitable for various tank sizes and process requirements in different industries.
Computational Fluid Dynamics (CFD) helps our engineering team study how the impeller moves liquid inside a tank before finalizing agitator speed, impeller diameter, shaft position and baffle arrangement. For industrial impellers, CFD visualization is useful for reviewing circulation, velocity distribution, turbulence level and possible dead zones.
At Premix Technologies, CFD review supports practical agitator and impeller selection for blending, solid suspension, heat transfer, gas dispersion, slurry handling and process mixing applications. The video below demonstrates how flow lines and velocity distribution can be reviewed to improve mixing efficiency and reduce uneven circulation inside the vessel.
CFD flow visualization for agitator and impeller mixing performance review.
Technical answers about selection, operation, materials, controls and application requirements.
Hydrofoil Agitator in India is a mixing solution designed to create the required circulation, suspension, dispersion, blending or heat-transfer performance for its intended process.
It is used in process tanks or vessels where the product, tank geometry and mixing objective match the equipment duty.
Impeller selection depends on viscosity, density, solids, gas rate, shear sensitivity, tank geometry and the required flow pattern.
RPM, impeller diameter, power and torque are selected together using process properties, tank dimensions and the required mixing intensity.
Yes, when the complete operating range is included in the design basis and the motor, gearbox, shaft and impeller are checked at the worst condition.
Carbon steel, SS304, SS316, SS316L, duplex, coated steel and selected non-metallic constructions may be used depending on corrosion, abrasion and hygiene requirements.
Baffles, sealing and mounting depend on tank geometry, vortex risk, pressure, vacuum, chemical hazard and maintenance requirements.
Provide tank diameter and height, operating volume, density, viscosity, temperature, pressure, solids, process objective, material and seal requirements.
Premix Technologies designs Hydrofoil Agitator in India from actual tank geometry, fluid properties, process duty and mechanical-design requirements.
